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Universe
The Big Bang: Before The Dawn
Professor Brian Cox continues his epic exploration of the universe with a journey into darkness. The centre of our galaxy is home to an invisible monster of unimaginable power - a supermassive black hole named Sagittarius A. Weighing 4 million times the mass of the Sun, it's an object with such an immense gravitational field that nothing can escape - not even light.
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Professor Brian Cox continues his epic exploration of the universe with a journey into darkness. The centre of our galaxy is home to an invisible monster of unimaginable power - a supermassive black hole named Sagittarius A. Weighing 4 million times the mass of the Sun, it's an object with such an immense gravitational field that nothing can escape - not even light.
Network:Sony BBC Earth
Cast:Brian Cox, Gibor Basri, Grant Tremblay
Director:Ashley Gething
Producer:Gideon Bradshaw
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